Boonton PIM 31 User Manual Manuel d'utilisateur télécharger pdf (Page 87)

• Connect the Coupler, Low PIM Load and Power Meter to the PIM 31 test

system (use torque wrench)

• Set the PIM 31 to Analyzer Mode

• Set frequencies of carrier signals 1 and 2 to the start and end frequency of

the provided frequency band.

• Set the power level of each signal to 40 dBm (20W) – with ALC: ON

• Switch RF Power ON

• With offset compensation of the coupler (30dB) the power meter should

read 43dBm +/- 1.0dB

If the reading deviates, switch RF power OFF, disconnect connections,

reconnect and repeat the test.

If the reading is off by more than 1 dBm, the deviation could be caused

by an malfunctioning attenuator or amplifier in the PIM 31 Test System.

In this case, contact your nearest Boonton Service Center

With the reading within limits, continue procedure:

• Increase Signal Levels by 1dB,

• Measure power

• Repeat until Signal Levels are both at 43dBm.

• With offset compensation of the coupler (30dB) the

power meter should

read now: 46dBm +/- 1.0dB

• Switch “RF Power OFF

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Boonton PIM 31 User Manual Manuel d'utilisateur Page 87